This certification guide to the Red Hat RHCSA (EX200) and RHCE (EX300) exams gives candidates all the hands-on practice they need, through a series of more than 20 realistic, detailed labs. These exceptionally thorough labs are task based, similar to what might be encountered on the exams. This will give readers the background they need to perform key tasks, and get the results they're trying to achieve. Built from content originally published on the author's popular blog, Security Nut, this book reflects extensive input and feedback from IT professionals and exam candidates. It is organized to help readers learn incrementally, and quickly find the related information they need. Each section logically flows in the order you would accomplish tasks when setting up or configuring a system. The author provides tutorials for administrators at all levels of experience, dozens of real-world tips, and a set of downloadable scripts designed to give students hands-on problem-solving experience.